1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 public class Main { 18 public static void main(String[] args) { 19 $opt$StaticSynchronizedMethod(); 20 new Main().$opt$InstanceSynchronizedMethod(); 21 $opt$SynchronizedBlock(); 22 new Main().$opt$DoubleInstanceSynchronized(); 23 $opt$DoubleStaticSynchronized(); 24 } 25 26 public static synchronized void $opt$StaticSynchronizedMethod() { 27 System.out.println("In static method"); 28 } 29 30 public synchronized void $opt$InstanceSynchronizedMethod() { 31 System.out.println("In instance method"); 32 } 33 34 public static void $opt$SynchronizedBlock() { 35 Object o = new Object(); 36 synchronized(o) { 37 System.out.println("In synchronized block"); 38 } 39 } 40 41 public synchronized void $opt$DoubleInstanceSynchronized() { 42 synchronized (this) { 43 System.out.println("In second instance method"); 44 } 45 } 46 47 public synchronized static void $opt$DoubleStaticSynchronized() { 48 synchronized (Main.class) { 49 System.out.println("In second static method"); 50 } 51 } 52 } 53
